From 1aa171189397f34d7d18fb358f7bd767d241675a Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Thu, 11 Aug 2011 03:05:51 +0100
Subject: eliminate the rotation parameter from SP.HandleMoveToTargetUpdate(). 
 This can just use the currently set Rotation

looks like I spoke to soon about eliminating jerkiness on "go here"/autopilot.  It's still there.
---
 OpenSim/Region/Framework/Scenes/ScenePresence.cs      | 9 ++++-----
 OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs | 7 ++++++-
 2 files changed, 10 insertions(+), 6 deletions(-)

(limited to 'OpenSim/Region')

diff --git a/OpenSim/Region/Framework/Scenes/ScenePresence.cs b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
index a1bd672..afa896c 100644
--- a/OpenSim/Region/Framework/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
@@ -1496,7 +1496,7 @@ namespace OpenSim.Region.Framework.Scenes
                         }
                         else if (bAllowUpdateMoveToPosition)
                         {
-                            if (HandleMoveToTargetUpdate(ref agent_control_v3, bodyRotation))
+                            if (HandleMoveToTargetUpdate(ref agent_control_v3))
                                 update_movementflag = true;
                         }
                     }
@@ -1556,9 +1556,8 @@ namespace OpenSim.Region.Framework.Scenes
         /// This doesn't actually perform the movement.  Instead, it adds its vector to agent_control_v3.
         /// </remarks>
         /// <param value="agent_control_v3">Cumulative agent movement that this method will update.</param>
-        /// <param value="bodyRotation">New body rotation of the avatar.</param>
         /// <returns>True if movement has been updated in some way.  False otherwise.</returns>
-        public bool HandleMoveToTargetUpdate(ref Vector3 agent_control_v3, Quaternion bodyRotation)
+        public bool HandleMoveToTargetUpdate(ref Vector3 agent_control_v3)
         {
 //            m_log.DebugFormat("[SCENE PRESENCE]: Called HandleMoveToTargetUpdate() for {0}", Name);
 
@@ -1594,7 +1593,7 @@ namespace OpenSim.Region.Framework.Scenes
                         // to such forces, but the following simple approach seems to works fine.
                         Vector3 LocalVectorToTarget3D =
                             (MoveToPositionTarget - AbsolutePosition) // vector from cur. pos to target in global coords
-                            * Matrix4.CreateFromQuaternion(Quaternion.Inverse(bodyRotation)); // change to avatar coords
+                            * Matrix4.CreateFromQuaternion(Quaternion.Inverse(Rotation)); // change to avatar coords
                         // Ignore z component of vector
 //                        Vector3 LocalVectorToTarget2D = new Vector3((float)(LocalVectorToTarget3D.X), (float)(LocalVectorToTarget3D.Y), 0f);
                         LocalVectorToTarget3D.Normalize();
@@ -1731,7 +1730,7 @@ namespace OpenSim.Region.Framework.Scenes
             MoveToPositionTarget = pos;
 
             Vector3 agent_control_v3 = new Vector3();
-            HandleMoveToTargetUpdate(ref agent_control_v3, Rotation);
+            HandleMoveToTargetUpdate(ref agent_control_v3);
             AddNewMovement(agent_control_v3);
         }
 
diff --git a/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs b/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
index 9b86abb..580d7ef 100644
--- a/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
+++ b/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
@@ -81,6 +81,11 @@ namespace OpenSim.Region.OptionalModules.World.NPC
 
                         if (presence.PhysicsActor.Flying)
                         {
+                            // A horrible hack to stop the NPC dead in its tracks rather than having them overshoot
+                            // the target if flying.
+                            // We really need to be more subtle (slow the avatar as it approaches the target) or at
+                            // least be able to set collision status once, rather than 5 times to give it enough
+                            // weighting so that that PhysicsActor thinks it really is colliding.
                             for (int i = 0; i < 5; i++)
                                 presence.PhysicsActor.IsColliding = true;
 
@@ -106,7 +111,7 @@ namespace OpenSim.Region.OptionalModules.World.NPC
                             presence.Name, presence.AbsolutePosition, presence.MoveToPositionTarget);
 
                         Vector3 agent_control_v3 = new Vector3();
-                        presence.HandleMoveToTargetUpdate(ref agent_control_v3, presence.Rotation);
+                        presence.HandleMoveToTargetUpdate(ref agent_control_v3);
                         presence.AddNewMovement(agent_control_v3);
                     }
 //
-- 
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